Specifications: Air HEPA Filter 1).High efficiency,low resistance 2).ISO,SGS,RoHS approval 3).non-toxic, harmless Vacuum cleaner Air HEPA Filter HEPA series filter material Adopt high efficiency paper filter element, catechin, anti-sensitive, vitamin C, aromatics, active carbon, photocatalyst, cold catalyst, nano silver to make HEPA filters. It has the function to purify and absorb the odor substances, for example, ammonia, fluorine, formaldehyde, methanthiol, hydrogen sulfide etc, but also has the superstrong power to kill stubborn bacteria and fungus. Product Property: 1).Broad-spectrum function: absorb and kill the bacteria 2).Long residual action: No effect change for the fabric with “nano silver” being washed 1000 times 3). Safety: non-toxic, harmless, no sensitive reaction. Application: 1). Central air conditioner, air HFPA purifier, air cleaner, Fragrance machine etc. 2). Medical nano silver masks, exposure suits, hygiene necessities. We are ISO factory for manufacturing filter materials and non-woven fabric since 2004. Welcome to send us the inquiry or visit our factory in Shenzhen, we will do our best to serve You with our favorable price, good quality and prompt delivery Vacuum cleaner Air HEPA Filter